function firstselect(pulldownvalue,pagename){
	if (!pulldownvalue) {
        resetboxes( 0,0 );
		} 

 		top.location.href=pagename+'?p='+pulldownvalue+'';

	}

function resetboxes (x,y)
	{
  	document.nav.category.selectedIndex = x;
	document.nav2.category.selectedIndex = y;
	}